---
type: lake
name: "Rock Lake"
county: "Lyon"
nearest_town: "Russell"
lake_type: "lake"
acres: 379
max_depth_ft: 7.9
latitude: 44.27588
longitude: -95.93538
lake_score: 46
dnr_lake_id: "42005200"
url: https://www.minnelakes.org/lakes/lyon-county/rock-lake
---

# Rock Lake

Lake in Lyon County, Minnesota, near Russell

- **Surface Area**: 379 acres
- **Max Depth**: 8 ft
- **Shoreline**: 3.9 miles
- **Water Clarity**: 2.5 ft
- **Lake Type**: lake
- **Public Access**: 2 public boat launches (concrete)
- **Lake Score**: 46/100 (composite of public data, not a visitor rating)

## About

Rock Lake is a 379-acre lake near Russell in Lyon County, Minnesota. It reaches 8 feet at its deepest point, and has roughly 3.9 miles of shoreline. By surface area it ranks No. 3 among the 13 Lyon County lakes in this directory. DNR surveys put average water clarity at about 2.5 feet, so expect stained or algae-tinted water in summer.

Minnesota DNR fisheries surveys list 12 fish species here, including walleye, black crappie, bluegill, yellow perch, and channel catfish. The DNR has stocking records for the lake, so check the stocking report for the most recent species and year classes. The most recent fisheries survey on file dates to 2025.

There are 2 public boat launches (concrete surface) managed by the Minnesota DNR and county.

## Access

- **Public access**: 2 public boat launches (concrete)
- **Managed by**: Minnesota DNR, county
- **Launch fee**: Free at DNR public water accesses

## Fishing

- **Species on DNR survey**: 12
- **Stocked**: Yes
- **Last DNR survey**: 2025
- **Special regulations**: No
- **Ice fishing**: Yes

## Activities

Fishing, Ice Fishing, Boating, Paddling

## Amenities

Boat Ramp

## Fish Species

Walleye, Black Crappie, Bluegill, Yellow Perch, Channel Catfish, Bigmouth Buffalo, Black Bullhead, Common Carp, Green Sunfish, Hybrid Sunfish, Orangespotted Sunfish, White Sucker

## Nearby Lakes

- [McKay Lake](https://www.minnelakes.org/lakes/lyon-county/mckay-lake) - 2 miles, 167 acres
- [Clear Lake](https://www.minnelakes.org/lakes/lyon-county/clear-lake) - 3.6 miles, 66 acres
- [Yankton Lake](https://www.minnelakes.org/lakes/lyon-county/yankton-lake) - 4.1 miles, 403 acres
- [East Twin Lake](https://www.minnelakes.org/lakes/lyon-county/east-twin-lake) - 6.7 miles, 356 acres
- [Wood Lake](https://www.minnelakes.org/lakes/lyon-county/wood-lake) - 7 miles, 373 acres
- [West Twin Lake](https://www.minnelakes.org/lakes/lyon-county/west-twin-lake) - 7.7 miles, 220 acres

## Links

- [Directions](https://www.google.com/maps/dir/?api=1&destination=44.27588,-95.93538)
- [Minnesota DNR LakeFinder](https://www.dnr.state.mn.us/lakefind/lake.html?id=42005200)
- [All lakes in Lyon County](https://www.minnelakes.org/lakes/lyon-county)

---
*Source: [MinneLakes.org](https://www.minnelakes.org/lakes/lyon-county/rock-lake)*